Home / 630,116.60-944,929.20-274,888.40

Finding the Fourth Proportional to 630,116.60, 944,929.20 and 274,888.40

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Solution

The fourth proportional to 630,116.60, 944,929.20 and 274,888.40 is: 412,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,116.60 : 944,929.20 = 274,888.40 : x
  2. Step 2: Convert to fraction form
    630,116.60/944,929.20 = 274,888.40/x
  3. Step 3: Cross multiply
    630,116.60x = 944,929.20 × 274,888.40
  4. Step 4: Simplify right side
    630,116.60x = 259,750,075,901.28
  5. Step 5: Solve for x
    x = 259,750,075,901.28/630,116.60
  6. Step 6: Final answer
    x = 412,225.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.